Mechanical filters, a part of particulate respirators, are a class of filter for air-purifying respirators that mechanically stops particulates from reaching...

There are two main categories of respirators: the air-purifying respirator, in which respirable air is obtained by filtering a contaminated atmosphere, and...

An N95 respirator is a disposable filtering facepiece respirator or reusable elastomeric respirator filter that meets the U.S. National Institute for...

The European respirator standards refer to the filtering half mask classification by EN 149, EN 14683, and EN 143, all European standards of testing and...

particulate filter Dust collector Humidifier Impingement filter Indoor air quality Mechanical filter (respirator)#Filtration standards Nose filter Oil filter Pocket...

and nose. They have a higher assigned protection factor than filtering facepiece respirators such as N95 masks. PAPRs are sometimes called positive-pressure...

exchangeable filters. Elastomeric respirators can be used with chemical cartridge filters that remove gases, mechanical filters that retain particulate matter...

for Occupational Safety and Health (NIOSH)'s classification of filtering respirators. The ratings describe the ability of the device to protect the wearer...

high efficiency air filter Minimum efficiency reporting value – Measurement scale for the effectiveness of air filters (MERV) Respirator – Device worn to...

radionuclides, or any certified (30 CFR) HEPA filtration. Mechanical filter (respirator) Nose filter Kusaka, Hirotaka; Ogasawara, Hideki; Munakata, Mitsuru;...